510(k) · Cleared
ClearedN-Assay Tia Multi V-NL
Data to Oct 25, 2026 (FDA decisions) Oct 12, 2026 (recalls) Sep 30, 2026 (MAUDE) refreshed weekly
Crestat Diagnostics, Inc. · CZW Complement C3, Antigen, Antiserum, Control
Cleared on Jul 14, 1997 after a 258-day review. FDA’s file for it is a 510(k) statement, which names no predicate. 1 later device descends from it.
- Decided
- Jul 14, 1997
- Review
- 258 days
- Class
- Class II
- Product code
- CZW
- Recalls
- None
- Predicates
- 0
1 later device descends from it, 1 citing it directly.
- This deviceK964298 N-Assay Tia Multi V-NLCrestat Diagnostics, Inc. · 1997
- Descendant · cites it directly · 0 of its ownK983441 C3Abbott Laboratories · 1998 · Recalled
Most influential descendants
Showing 1 of 1 · See all- K983441C3Abbott Laboratories · 1998 · cites it directly0descendants
View FIG. 1 as a table
Line of descent and top descendants
| Generation | Number | Device | Applicant | Decided | Recalls |
|---|---|---|---|---|---|
| 0 (this device) | K964298 | N-Assay Tia Multi V-NL | Crestat Diagnostics, Inc. | 1997 | — |
| +1 | K983441 | C3 | Abbott Laboratories | 1998 | 1 |
Descendants by year cleared
| Year cleared | Devices | With a Class I recall |
|---|---|---|
| 1998 | 1 | 0 |
Sources: FDA 510(k) database (decision fields), the FDA 510(k) statement (indications), FDA recall and enforcement reports, and MAUDE; processed by 510(k) Report. Verify on FDA.gov · Methodology and accuracy.
Planning a device in CZW? A 510(k) Report weighs predicate choices, recall history and review times for a new device like this one.
- Candidate predicates for a device like this, rankedin the report
- Recall history across each candidate’s familyin the report
What was it cleared against?
FDA’s file for it is a 510(k) statement, which names no predicate.
What descends from it? (1)
1 later device cites it directly; ranked here by how many devices descend from each in turn.
| Number | Device | Decided | Descendants |
|---|---|---|---|
| K983441 | C3 | 1998 | 0 |
Has anything in its family been recalled? (0 Class I)
No FDA recall names this device.
No ancestor or descendant has a Class I recall.
What does this lineage say?
- Of its descendants, K983441 (Abbott Laboratories, 1998) has gone furthest, with 0 descendants of its own.
How does its category compare?
All CZW devicesCZW Complement C3, Antigen, Antiserum, Control: FDA decisions, review times, recalls and adverse event reports over 20 years.
FDA decisions per year · CZW
1in 2010
2026 to Oct 25, outlined.
Median 510(k) review, days · CZW
Too few CZW 510(k)s in any year since 2007 to give a median.
Recalls per year · CZW
No recall names CZW since 2007.
Adverse event reports per year · CZW
2in 2024
MAUDE reports naming product code CZW, not matched to any one device; reports are not rates.
View these four charts as a table
| Year | Decisions | Median 510(k) review, days | Recalls (Class I) | MAUDE reports |
|---|---|---|---|---|
| 2007 | 1 | — | 0 | 0 |
| 2008 | 0 | — | 0 | 0 |
| 2009 | 0 | — | 0 | 0 |
| 2010 | 1 | — | 0 | 0 |
| 2011 | 0 | — | 0 | 0 |
| 2012 | 0 | — | 0 | 0 |
| 2013 | 0 | — | 0 | 0 |
| 2014 | 0 | — | 0 | 0 |
| 2015 | 0 | — | 0 | 0 |
| 2016 | 0 | — | 0 | 0 |
| 2017 | 0 | — | 0 | 0 |
| 2018 | 0 | — | 0 | 0 |
| 2019 | 0 | — | 0 | 1 |
| 2020 | 0 | — | 0 | 0 |
| 2021 | 0 | — | 0 | 0 |
| 2022 | 0 | — | 0 | 0 |
| 2023 | 0 | — | 0 | 0 |
| 2024 | 0 | — | 0 | 2 |
| 2025 | 0 | — | 0 | 0 |
| 2026 | 0 | — | 0 | — |
What is it indicated for?
The N-Assay TIA C3 Test Kit is intended to be used for the quantitation of C3 in human serum by immunoturbidimetric assay. The measurement of C3 aids in the diagnosis of immunological disorders, especially those associated with deficiencies of complement components.
Indications for use read by OCR from a scanned FDA 510(k) statement, so letters may be misread. Check the PDF before quoting it.
https://510kreport.com/device/K964298 · printed Nov 6, 2026
Cite this page
510(k) Report. “K964298: N-Assay Tia Multi V-NL.” Lineage record from FDA 510(k) data and the FDA summary. Updated Nov 3, 2026. Accessed Nov 6, 2026. https://510kreport.com/device/K964298
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Record history
- FDA decision record loaded May 2, 2026
- Summary read Oct 13, 2026 (extraction version 9eaa42aa01ed)
- Lineage and recalls computed Nov 3, 2026
- Page last updated Nov 3, 2026